360
400 - 40 = 360
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Answer:
no no no no no no no no no no no
Answer:
80 or 2
Step-by-step explanation:
triangles = 180degrees
50+50+x=180
x=80
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Answer:
21
Step-by-step explanation:
Answer:
False
Step-by-step explanation:
The answer is in its name. Its a property of equality meaning it makes sure that both sides are equal to each other